ALEXANDRIA, Va., June 17 -- United States Patent no. 12,315,324, issued on May 27, was assigned to YUYAMA MFG. Co. LTD. (Osaka, Japan).

"Cassette handling apparatus" was invented by Akifumi Tanaka (Osaka, Japan), Hidenori Tsuji (Osaka, Japan), Satoshi Gotou (Osaka, Japan) and Hiroshi Ieda (Osaka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A main unit includes a cassette shelf, at least one transporting cassette holder that temporarily holds a cassette removed from the cassette shelf and to be transported to a drug receiver, at least one returning cassette holder that temporarily holds the cassette received from the drug receiver and to be returned to the cassette shelf, and a main cassette transpor...